20512957590

素因数分解:

$2^1\times 3^4\times 5^1\times {\mathrm{101}}^1\times {\mathrm{250739}}^1$

素因数の和:250859

約数の個数: 80

約数和(自身を含む): 55703395440

約数和(自身を除く): 35190437850

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 81, 90, 101, 135, 162, 202, 270, 303, 405, 505, 606, 810, 909, 1010, 1515, 1818, 2727, 3030, 4545, 5454, 8181, 9090, 13635, 16362, 27270, 40905, 81810, 250739, 501478, 752217, 1253695, 1504434, 2256651, 2507390, 3761085, 4513302, 6769953, 7522170, 11283255, 13539906, 20309859, 22566510, 25324639, 33849765, 40619718, 50649278, 67699530, 75973917, 101549295, 126623195, 151947834, 203098590, 227921751, 253246390, 379869585, 455843502, 683765253, 759739170, 1139608755, 1367530506, 2051295759, 2279217510, 3418826265, 4102591518, 6837652530, 10256478795, 20512957590]

約数ペア:

[(1, 20512957590), (2, 10256478795), (3, 6837652530), (5, 4102591518), (6, 3418826265), (9, 2279217510), (10, 2051295759), (15, 1367530506), (18, 1139608755), (27, 759739170), (30, 683765253), (45, 455843502), (54, 379869585), (81, 253246390), (90, 227921751), (101, 203098590), (135, 151947834), (162, 126623195), (202, 101549295), (270, 75973917), (303, 67699530), (405, 50649278), (505, 40619718), (606, 33849765), (810, 25324639), (909, 22566510), (1010, 20309859), (1515, 13539906), (1818, 11283255), (2727, 7522170), (3030, 6769953), (4545, 4513302), (5454, 3761085), (8181, 2507390), (9090, 2256651), (13635, 1504434), (16362, 1253695), (27270, 752217), (40905, 501478), (81810, 250739)]